39978722

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{683}}^1$

素因数の和:842

約数の個数: 32

約数和(自身を含む): 71114112

約数和(自身を除く): 31135390

約数列:

[1, 2, 7, 14, 37, 74, 113, 226, 259, 518, 683, 791, 1366, 1582, 4181, 4781, 8362, 9562, 25271, 29267, 50542, 58534, 77179, 154358, 176897, 353794, 540253, 1080506, 2855623, 5711246, 19989361, 39978722]

約数ペア:

[(1, 39978722), (2, 19989361), (7, 5711246), (14, 2855623), (37, 1080506), (74, 540253), (113, 353794), (226, 176897), (259, 154358), (518, 77179), (683, 58534), (791, 50542), (1366, 29267), (1582, 25271), (4181, 9562), (4781, 8362)]